River BlindnessTropical DiseasesIntroductionLeishmaniasis: The Sand Fly's BugGiardiasis: A One-Celled WonderSchistosomiasis: Snail FeverAfrican Sleeping SicknessRiver Blindness River blindness is…
(Encyclopedia) Doolittle, James Harold, 1896–1993, American aviator, b. Alameda, Calif. After serving in World War I as a flier he returned to school and earned a Sc.D. from MIT. He then became noted…
(Encyclopedia) serval, medium-sized African cat, Leptailurus serval, found S of the Sahara in scrub country close to water. The serval is lightly built with very long legs; it has a small head with…
Find information and a video about a flying mammal, the fruit bat or flying fox, including how they use their large eyes and keen smell to find their food.
(Encyclopedia) Rickenbacker, Edward Vernon, 1890–1973, American war hero and airline executive, b. Columbus, Ohio. He became a car racing driver at 16 and set numerous speed records. In World War I…
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CE5
Types of buttresses
buttress, mass of masonry built against a wall to strengthen it. It is especially necessary when a vault or an arch places a heavy load or thrust on one part…
Similarities between Compsognathus and ArchaeopteryxEfficient hunterCompsognathus skeletonFlying dinosaurArchaeopteryx skeletonModern birdThere are dinosaurs flying in our skies today – despite…
Spotlight on Bats Mysterious Mammals on the Fly Source: U.S. Fish and Wildlife Service Bats may be the most misunderstood animals in the United States. Almost all U.S. bats, and 70…
(Encyclopedia) Virginius affair, 1873, incident that came near to causing war between the United States and Spain. The Virginius, a filibustering ship, was fraudulently flying the American flag and…
